FightLite MCR Dual-Feed 16.25" Upper 5.56x45mm 1:7 M-LOK Picatinny Rail, Black

The groundbreaking MCR (Mission Configurable Rifle) belt-fed upper receiver assembly redefines versatility, seamlessly integrating with standard AR/M4 lower receivers without requiring permanent modifications. Designed for full compatibility with MIL-Spec lowers, this innovative system is even rearward-compatible with AR-15 and M16 models dating back to 1963. The MIL-Spec MCR 5.56x45mm DFR takes this technology to the next level, incorporating all the advanced features of the standard MCR government model while enhancing durability with Dry Film Lubrication on critical high-friction surfaces. This specialized coating ensures exceptional performance and longevity, even in the most extreme conditions. Engineered for responsible armed citizens, law enforcement, and professional security personnel, the patented MCR upper receiver system delivers unmatched adaptability. Once installed, it allows for rapid, tool-free configuration in seconds, ensuring seamless transitions between mission profiles. Built for extreme reliability, the gas-piston operation ensures flawless function in adverse environments, while the 16.25 inches quick-change barrel system allows barrel swaps in just three seconds, providing mission-specific flexibility. The M-LOK co-planar handguard features a rail-interface system, offering ample space for optics and modern accessories, allowing users to customize their setup to meet tactical or operational needs. Spanning the capability range from an optic-ready carbine to a lightweight support rifle, the MCR offers a level of firepower and adaptability unmatched by traditional platforms. Designed for superior operational flexibility, it accepts both standard AR-15/M16 box magazines and M27 linked ammunition, empowering operators with the ability to seamlessly switch between feeding systems. Whether enhancing a duty rifle or upgrading a personal firearm, the MCR delivers an unprecedented combination of power, precision, and reliability. Drop-on (Mil-Spec) upper receiver assembly upgrades your AR-15/M16/M4 lower receivers or rifles, enhancing performance and compatibility with Mil-Spec standards The 5.56 x 45mm round offers versatility and reliability in a variety of firearms The 16-1/4 inches quick-change barrel allows for easy swapping without tools Features a 1:7 inches RHT, 1/2-28 TPI Short-stroke gas piston operation, providing enhanced reliability and reduced fouling compared to traditional direct impingement systems, ensuring smooth operation Dual feed accepts all AR-15/M16 magazines and M27 linked ammunition, offering exceptional versatility for rapid and efficient reloading Precision-machined 7075-T6 billet upper receiver, feed cover and charging handle, providing maximum durability and performance for your firearm Precision-machined billet steel feed tray, ensuring high-strength and reliability for the feeding system The finish includes manganese phosphate and type III, class 2 hard coat anodize black for maximum corrosion and wear resistance, ensuring longevity and resilience in harsh environments A dry film lubricant is applied to critical high-friction surfaces, reducing wear and improving the longevity and performance of your firearm The full-auto bolt carrier ensures reliable and smooth cycling, providing a consistent shooting experience for those using automatic firing modes The handguard style is M-LOK, offering a lightweight and customizable design that allows users to easily attach accessories without adding excessive weight Adjustable sight set allows for fine-tuning sighting system for increased accuracy Quick-change barrel handle, enabling fast and efficient barrel swaps with minimal effort Ships with belt-feed main action spring, Mil-Spec H3 buffer, carbine stock spacer, extended bolt catch, mag adapter, RIP brake muzzle compensator, (100) M27 links and operator's manual, providing all necessary components for full setup and operation Made in the USA, this product is built with quality standards, reflecting excellence in American manufacturing